Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 4.27
Milk (kg) 35.00 -0.014 -0.49
Fat (kg) -5.86 -0.375 2.19
Prot (kg) -5.81 -0.441 2.56
Fertility Sub Index 1.24
Calving Interval (days) -0.73 -1.459 1.07
Survival (%) 0.16 1.117 0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.15
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 5.61

* Based on an €80/tonne carbon price